Are Semi-Trailers Permit-Required Confined Spaces?

Permit-required confined spaces aren’t just sewer pipes. Semi-trailers can be hazardous too. Hear about hazards in three trailer types, empty and loaded. In this 3½ minute podcast, Dan Clark describes OSHA’s standard on PRCS (permit-required confined spaces) for big-rigs. Dan also defines confined spaces (CS), and offers tips on CS and PRCS programs for safety